1 /* $NetBSD: main.c,v 1.11 1997/10/17 11:20:03 ws Exp $ */ 2 3 /* 4 * Copyright (C) 1995 Wolfgang Solfrank 5 * Copyright (c) 1995 Martin Husemann 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Martin Husemann 18 * and Wolfgang Solfrank. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 36 #include <sys/cdefs.h> 37 #ifndef lint 38 __RCSID("$NetBSD: main.c,v 1.11 1997/10/17 11:20:03 ws Exp $"); 39 #endif /* not lint */ 40 41 #include <stdlib.h> 42 #include <string.h> 43 #include <ctype.h> 44 #include <stdio.h> 45 #include <unistd.h> 46 #include <errno.h> 47 #if __STDC__ 48 #include <stdarg.h> 49 #else 50 #include <varargs.h> 51 #endif 52 53 #include "fsutil.h" 54 #include "ext.h" 55 56 int alwaysno; /* assume "no" for all questions */ 57 int alwaysyes; /* assume "yes" for all questions */ 58 int preen; /* set when preening */ 59 int rdonly; /* device is opened read only (supersedes above) */ 60 61 static void usage __P((void)); 62 int main __P((int, char **)); 63 64 static void 65 usage() 66 { 67 errexit("Usage: fsck_msdos [-fnpy] filesystem ... \n"); 68 } 69 70 int 71 main(argc, argv) 72 int argc; 73 char **argv; 74 { 75 int ret = 0, erg; 76 int ch; 77 78 while ((ch = getopt(argc, argv, "pynf")) != -1) { 79 switch (ch) { 80 case 'f': 81 /* 82 * We are always forced, since we don't 83 * have a clean flag 84 */ 85 break; 86 case 'n': 87 alwaysno = 1; 88 alwaysyes = preen = 0; 89 break; 90 case 'y': 91 alwaysyes = 1; 92 alwaysno = preen = 0; 93 break; 94 95 case 'p': 96 preen = 1; 97 alwaysyes = alwaysno = 0; 98 break; 99 100 default: 101 usage(); 102 break; 103 } 104 } 105 argc -= optind; 106 argv += optind; 107 108 if (!argc) 109 usage(); 110 111 while (--argc >= 0) { 112 setcdevname(*argv, preen); 113 erg = checkfilesys(*argv++); 114 if (erg > ret) 115 ret = erg; 116 } 117 118 return ret; 119 } 120 121 122 /*VARARGS*/ 123 int 124 #if __STDC__ 125 ask(int def, const char *fmt, ...) 126 #else 127 ask(def, fmt, va_alist) 128 int def; 129 char *fmt; 130 va_dcl 131 #endif 132 { 133 va_list ap; 134 135 char prompt[256]; 136 int c; 137 138 if (preen) { 139 if (rdonly) 140 def = 0; 141 if (def) 142 printf("FIXED\n"); 143 return def; 144 } 145 146 #if __STDC__ 147 va_start(ap, fmt); 148 #else 149 va_start(ap); 150 #endif 151 vsnprintf(prompt, sizeof(prompt), fmt, ap); 152 if (alwaysyes || rdonly) { 153 printf("%s? %s\n", prompt, rdonly ? "no" : "yes"); 154 return !rdonly; 155 } 156 do { 157 printf("%s? [yn] ", prompt); 158 fflush(stdout); 159 c = getchar(); 160 while (c != '\n' && getchar() != '\n') 161 if (feof(stdin)) 162 return 0; 163 } while (c != 'y' && c != 'Y' && c != 'n' && c != 'N'); 164 return c == 'y' || c == 'Y'; 165 } 166